Op amps excel at providing many useful and clever solutions to routine or complicated circuit functions. A summing circuit is a perfect example. A summing circuit is typically used in applications ...

Probably like most people who learned engineering after the 1970s I was never formally taught anything about vacuum tubes. They'd long since been relegated to the electronics history books. But I had ...

There’s a mystique in audiophile circles about tube amplifiers. They can have a very nice sound which is attributed to their even-harmonic distortion, but they are often portrayed as requiring rare ...